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With a specialized focus on systems administration, I returned to Upwork after a long time.I have accumulated over 4 years of dedicated experience as a RMM Administrator(SuperOps ,ConnectWise Automate, Continuum,Nable and Datto). My professional journey has been enriched through significant tenure with Managed Service Providers (MSPs), where I have not only honed my expertise but have also become intimately familiar with the intricacies of MSP processes and products. I have accumulated a solid four years of comprehensive experience as a skilled System Administrator. During the last three years, I dedicated myself to advancing my proficiency within the IT industry while actively contributing to an esteemed IT company. This period allowed me to deepen my technical expertise, broaden my skill set, and stay abreast of the latest industry trends. Having recently returned to the Upwork platform, I am now eager to leverage my enhanced capabilities and extensive background in system administration to deliver exceptional services to clients. My commitment to continuous learning and professional growth ensures that I bring a well-rounded and up-to-date skill set to any project. Below are my following skills : 1. ConnectWise Automate/Datto Administrator/ SuperOps:-  Setup for Startup MSPs  Alerting and automation  Customized Monitoring : Monitor creations as per requirements for different issues.  Patching : Patching setup via RMM. I always make sure that machines are getting patched by schedule, Patches are getting approved or deny according to policies. I always keep my eyes on faulty patches and then deny them immediately to avoid any issue on machines.  Reports : Creating report and modifications  Migrations : Automate/LabTech, Control/ScreenConnect , Antivirus, Backup Migrations.  Plugin Integrations : Integrate Automate/LabTech with various available plugins. Connectwise Manage Integration.  Antivirus Management, Integrations (webroot, Sophos, Symantec, ESET , Trend Mirco) and custom infection definitions  Virtualization Manager arrangement  Backup Integration and Monitoring (Acronis, Datto, Symantec and Veeam and so on)  Customized alerting  User permissions and groups permission , security  Windows Server 2008/R2,2012,2016 2.Office 365:- Migrate from on premise exchange, google or imap system to O365 Implement MFA, manage O365 admin for MSPs, Powershell for report and update mailbox 3. ConnectWise Manage Administrator: -  Setup for Startup MSPs  Create Agreements, Workflows, Custom Reports , Project Templates, Quotes. Tickets dispatching and handling  Upgradation and migrations. 4. Desktop Support: -  Desktop Support  Assist staff with installation, configuration and ongoing usability of desktops, laptops, peripheral equipment and software complying with given standards and guidelines.  Documenting hardware and software usage.  Participate in important technological department projects and perform problem diagnosis of network and desktop environment under IT Management direction.  Update and maintain computer inventory and surplus equipment.  Ensure desktop computers interconnect seamlessly with diverse systems.  Maintain passwords, data integrity and file system security for computing environment.  Interact with vendor support contacts to resolve technical problems with desktop computing equipment and software.  Recommend and implement upgrades on systems to ensure longevity.  Identify and repair hardware and network connectivity issues.  Assist in technical upgrading and maintaining of entire desktop systems.  Support in testing and deployment of new applications and systems. I have worked with following projects: - 1. Continuum to Automate migrations 2. Windows 7 to windows 10 migrations 3. ConnectWise Manage On premise to Cloud migration. 4.Created customize dashboards on Brightgauge. Throughout my career, I have had the privilege of collaborating with more than 15 MSPs, contributing to the optimization of their operational efficiency by streamlining ConnectWise Automate (LabTech),Datto, SuperOps, N-Able configurations. My efforts have consistently aimed at enhancing system stability and driving profitability for these organizations. If I got a chance to work with you and your team, I'd be managing your infrastructure 24 hours. I look forward to the opportunity to discuss how my skills and experiences align with your needs. Thank you for considering my application Thank you

I'm Nevin Davis, I have a degree and diploma in Computer Science and Engineering. I'm a redhat certified engineer with 8 years of experience as a server administrator. My strengths and skills are:- * Well knowledge in AWS, Google Cloud, Azure... etc * Sound knowledge in Linux/Unix like operating system. * Deep knowledge in cPanel/WHM. * Familiarize with Plesk, Interworx, Website Panel, Webmin, Directadmin, CyberPanel, HestiaCP. * Automated installation of Red Hat Enterprise Linux. * Network configuration and troubleshooting. * Server hardening. * Managing partitions and file systems. * Managing flexible storage with LVM. * User Management & Administration. * Managing selinux. * Basic creation and troubleshooting on scripting like Shell/Perl. * Installing and managing softwares. * Managing installed services. * Kernel re-configuration & parameter tuning. * Installation of patches and packages. * File sharing with FTP. * NFS configuration & administration. * Job Scheduling and Automating process using CRON. * XEN, OpenVZ virtualization. * RAID * Idera Back up server management. * Familiarize web servers- Apache, Litespeed, Nginx. * Deep knowledge in SolusVM. * Migration. * SSL Cert generation, installation. * IPMI, KVM console management. * Billing Module Management(whmcs,vision,osticket) * VPS, Shared and Dedicated server Management * Monitoring (Nagios) & troubleshooting with performance related issues. * Installation of Antivirus and Troubleshooting with virus related issues.

Need a reliable Microsoft 365 and MSP engineer to resolve issues quickly, improve security, and keep your business running smoothly? I have 7+ years of experience supporting US-based Managed Service Providers (MSPs), delivering Microsoft 365 administration, Azure management, Windows Server administration, and Level 1/Level 2/3 IT support for small and mid-sized businesses. I can help with: Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive) Microsoft Entra ID (Azure AD) & Intune Windows Server 2016/2019/2022 & Active Directory Azure Virtual Machines & Cloud Administration User Onboarding & Offboarding Microsoft 365 Migrations SharePoint Permissions & Access Management VPN, DNS, DHCP & Network Troubleshooting VMware & Hyper-V Backup Solutions (Veeam, Acronis, Unitrends) MSP Tools ConnectWise • NinjaOne • ServiceNow • Jira • Zendesk • Freshdesk • IT Glue Why Work With Me? ✅ 7+ years supporting US-based MSPs ✅ Microsoft Certified (AZ-800 & AZ-801) ✅ Fast troubleshooting and root cause analysis ✅ Clear communication and detailed documentation ✅ Reliable remote support during US business hours ✅ Long-term IT support and infrastructure management I help businesses reduce downtime, strengthen their Microsoft 365 environment, and keep their IT infrastructure secure and reliable. If you're looking for a dependable Microsoft 365, Azure, or MSP professional who takes ownership and delivers practical solutions, I'd be happy to discuss your project.

With over 10 years of hands-on experience in the Information Technology field, I bring a wealth of expertise in IT infrastructure solutions and technical support services. Throughout my career, I have demonstrated a proactive approach, a willingness to take on additional responsibilities, and a commitment to delivering exceptional results. 🌟 Key Points: 10+ Years Experience in Information Technology Field Proactive Approach Willingness to Take Extra Responsibilities 💼 Skills: Technical Support Project Management Technical Management Team Setup Communication Channels Scrum Meetings System Installation & Maintenance Networking Security Policies Cloud Platforms Change Management Procurement & Budget Management Continuous Learning & Adaptability My skill set encompasses various IT and technical support aspects, making me a versatile professional capable of handling diverse IT challenges. Regarding project management, I excel in team setup, onboarding, and mentoring, ensuring that teams are equipped with the necessary resources and guidance to succeed. Additionally, I have a strong aptitude for establishing effective communication channels and conducting regular scrum meetings to foster collaboration and alignment within teams. On the technical front, I possess extensive experience in installing and maintaining operating systems such as Windows Server, Linux, and Mac OS. My knowledge extends to TCP networking, NFS, backup & restoration, and system monitoring, enabling me to ensure the smooth functioning of IT infrastructures. I have a proven track record of configuring server roles, managing Active Directory, and implementing security policies to safeguard organizational assets. Furthermore, I have hands-on experience in hosting web and mobile applications, deploying Android and iOS apps, and managing IIS servers for local testing environments. My proficiency extends to cloud platforms such as OCI, AWS, and Azure, where I have successfully migrated and managed workloads to optimize performance and scalability. Additionally, I am adept at managing licenses, subscriptions, and renewal processes, ensuring compliance and cost-effectiveness for organizations. In terms of technical support, I am committed to providing top-notch assistance to end-users and site engineers, effectively managing workloads and prioritizing incidents based on urgency. I have spearheaded change management initiatives related to server upgrades and software installations, ensuring minimal disruption and maximum efficiency. Moreover, I am experienced in administering system and network security measures, and managing data backups, UPS, and printer resources to mitigate risks and enhance resilience. My role also involves liaising with IT service providers and vendors for procurement and budget management, where I leverage my negotiation skills to secure favorable terms and maintain budgetary discipline. Additionally, I am dedicated to staying abreast of emerging technologies and industry best practices, continuously seeking opportunities to enhance my skills and contribute to organizational growth. Overall, I am a proactive and results-driven IT professional with a proven track record of delivering value-added solutions and driving operational excellence. I am passionate about leveraging technology to overcome business challenges and am committed to providing exceptional service to my clients. Let's connect to discuss how I can help streamline your IT processes and propel your business forward.

I’m a Linux systems administrator with solid industry experience, helping businesses build and maintain stable, secure, and high-performing server environments. I specialize in simplifying infrastructure for small and medium businesses and setting up cost-effective alternatives to expensive cloud services without compromising performance. What I Do: ✓ Setup servers. Optionally install and configure a control panel. ✓ Harden servers for high security and compliance requirements. ✓ Optimize servers for optimal speed and stability. ✓ Setup Web/Database/DNS high availability clusters for auto-replication and redundancy. ✓ Improve email deliverability (SPF/DKIM/DMARC/IP Reputation Management). ✓ Install SSL certificates, configure Firewall, and fail2ban/LFD for brute force protection. ✓ Perform server security audits and hardening, according to industry best practices. ✓ Configure backups (scheduled/real-time). Plan and execute Disaster Recovery. ✓ Plan and perform server migrations. Migrate websites with minimal downtime. ✓ Setup Content Delivery Network (CDN) and Web Application Firewall (WAF). ✓ Mitigate DDoS attacks using NGINX/Apache, fail2ban, CSF and iptables. ✓ Install and configure Apache, NGINX (as a backend or reverse proxy), Varnish cache, Redis, Memcached, and PHP Opcache for optimal performance and high traffic. How I Work: I tailor each setup to the specific client environment and business goals. I focus on clean, efficient architecture and proactive optimization to ensure maximum uptime and predictable costs. Ongoing monitoring and maintenance are available under retainer. Typical Results: • Faster load times and improved reliability through optimized stacks • Reduced monthly infrastructure costs with efficient configurations • Better email reputation and lower spam rates • Hardened, compliant servers resistant to attacks and misuse Technical Expertise: • Operating Systems: CentOS, RHEL (AlmaLinux/Rocky Linux/CloudLinux), Debian, Ubuntu, Linux. • Commercial Control Panels: cPanel/WHM, Plesk, DirectAdmin, InterWorx, ISPmanager. • Free Control Panels: HestiaCP, ISPConfig, CentOS Web Panel, Webmin. • Content Management Systems: WordPress, Drupal, Magento, Joomla. • Server Stacks: Apache, NGINX, PHP-FPM, MySQL, MariaDB. • Email software: Exim, Postfix, Dovecot, SpamAssassin, RBL. • Server Software: JetBackup, rsync, lsyncd, rclone, Linux Malware Detect. • Cloud/Server Security Solutions and CDN: Cloudflare, Sucuri, Imperva, ModSecurity WAF. • Anti-SPAM gateway and software: Scrollout F1, EFA (Email Filter Appliance), MailScanner. • Cloud Services: Amazon Web Services, Microsoft Azure, Digital Ocean, Linode, Vultr, Google Cloud Platform, OVH, Hetzner, Liquid Web, and others. I’m enthusiastic, highly focused, and dedicated to my work. I’m always ready to go above and beyond the call of duty. I know that communication is the key to success; if you have any questions or are ready to begin, please reach out to know how I can help.

✅ ABOUT ME: I am a Professional Full Time Freelancer. I have 8+ years of experience working on Windows/Linux server administration, CICD Devops ,AWS, Azure, windows/Linux troubleshooting, HyperV, proxmox servers, DNS records mapping, IIS, Domains and DNS records management, active directory, web server, webhosting, databases administrations and Mail server implementations, administrations for the mail services MS Office365, Gsuite, Zimbara and postfix . ✅ WHY ME? • Full-time Professional – I work on Upwork as a full-time freelancer. I take every project seriously and I am highly professional. • Highly responsive – I’ll always get back to you in less than 02 hours. • 100% Client satisfaction – I provide revisions and modifications even after our contract ends. • I provide accurate solutions and just as important, I can guide you to future prospects and put your project on the right track. • Good communication skills – You will find me very friendly to talk to. ========================================= #Windows Servers - clients #Linux Server - clients #Web servers - IIS, Apache, XAMPP, Nginx and Tomcat #Database Servers - MSSQL, ORACLE, MYSQL, MongoDB #Webhosting tools- Plesk, cPanel and CWP #Cloud services providers - AWS, Azure, GCP, Digital Ocean, World stream, OVH Cloud, Hetzner and Hosting raja #Hosting providers - Hostinger, Bluehost, Namecheap, Godaddy, Bigrock and Hostgator #Active Directory - setup, users creation, Centralized Management, policy creation and enhanced Security #Troubleshooting - L1, L2 Tools used ============== Github, SVN IIS,Apache,Tomcat,Nginx , Apache Kafka and Wordpress SSH, RDP, VNC, Anydesk, Splashtop and screen connect Mobaxterm,Toad,SSMS and Workbench Plesk,WHM,Cpanel Active Directory, IAM Servicenow, Redmine, Microsoft Teams and Slack Previous Clients Feedback: 1- "Karthik was an exceptional Upworker to deal with. He was responsive, communicative, knowledgeable and proactive at solving my urgent technical issue (my businesses website was down for an unknown reason) and I wouldn't hesitate to recommend him to anyone else seeking an excellent technical support specialist. Thank you Karthik!" 2- "Karthik went above and beyond to progress with a very difficult issue in a very short period of time. He is kind, hard-working, and knowledgeable." 3- "I recently had the pleasure of working with "Karthik Raja" on installing PMB Software project, and I must say it was an outstanding experience from start to finish. I highly recommend "Karthik Raja" to anyone seeking top-notch freelancing services." 4- "he provides ideas to solve our problems he is a best gem have ever met. He focused only in customer satisfaction. no negative reviews." So why wait? Just invite me to your job on Upwork so we can discuss how to make your project a success. Let’s work together and get it done!! Thanks, Karthik